VCP and inclusion body myopathy with Paget disease of bone and frontotemporal dementia: The late-onset autosomal dominant multisystem disorder IBMPFD is caused by mutations of the human p97 (synonyms: valosin containing protein (VCP) or TER ATPase in mammals, TER94 in Caenorhabditis elegans, Cdc48p in yeast, VAT in archaebacteria) gene on chromosome 9p13-p12 [1], [2].